Job Description

Epsilon3 is the leading software (SaaS) for teams that build and operate spacecraft, aircraft, and advanced hardware systems.

Launched in 2021, our company is led by engineers from SpaceX, Google, and NASA, who have experience supporting over 100 space missions. Innovative teams from Blue Origin, Rocket Lab, Firefly Aerospace, and many others depend on our web-based platform to plan and track high-stakes operations. We raised a $15M Series A funding round led by Lux Capital, Y Combinator (YC S21), and other world-class investors.

This role is remote and can be based anywhere in the United States.

We're looking for Software Engineers who are interested in space and passionate about building scalable, reliable software. You will be responsible for creating delightful user experiences that solve very complex problems. We are currently using technologies such as Node.js, React, Postgres, AWS GovCloud, Docker, and Kubernetes, and we expect our stack to evolve over time as we scale our solutions and approach.

This is an impactful role within a fast-paced startup. The ideal candidate is someone who has experience designing and implementing software systems from requirements to production and deployment.

• Real-time synchronization of data and user interfaces across Earth and space
• Visualization of many complex data fields
• Integration of multiple high-bandwidth data streams for real-time processing and display
• Multiple deployment environments, including cloud and on-premises
• Mission-critical security and reliability requirements
• Supporting complex workflows and detailed tracking while also maintaining simplicity and delightfulness of user experience

• Design, build, test, and release our web-based operational dashboards, electronic procedure tools, and a suite of specialized software solutions to support various space missions
• Create software to support simple and complex computation on datasets for decision-making and autonomous execution
• Build and deploy high-quality code on a daily basis for rapid iteration and testing with users
• Design APIs and integration solutions for various proprietary and open-source telemetry and command and control systems
• Rapidly prototype demos and proof-of-concepts for customer meetings
• Join and actively participate in customer discovery calls and technical demonstrations
• Analyze and enhance the efficiency, stability, and scalability of software systems
• Support software QA and user testing
• Assess third-party and open-source software and develop integrations
• Contribute to the growth and refinement of our engineering culture, processes, and tools

• 3+ years of experience developing front-end code using a JavaScript framework like React, Vue, Angular, or Svelte
• Strong foundation in computer science concepts (algorithms, data structures, object-oriented programming, design, testing, etc.)
• Self-starter and able to navigate ambiguity and assess rapidly evolving priorities
• Strong team player with great communication skills and collaborative work ethic
• Love of learning (technical and otherwise)
• Experience at fast-growing tech startups is a plus
• Experience with Lean Startup & Agile software development methodologies is a plus
• Bachelor’s Degree in Computer Science or related field
• US Citizenship required (future security clearance may be required)
• Must be located in the United States

The application:  Node.js shop with a React frontend. Platform built on Express, with a hybrid monolith and microservices architecture. We use Postgres, CouchDB and InfluxDB databases, with a core emphasis on Postgres. It's all containerized with Docker, orchestrated with Kubernetes, and Helm charts tie it all together in our CI pipeline.

Salary range: $120,000 - $175,000

This full-time role also comes with stock options, PTO, and a 4% 401k match.

Epsilon3 is an equal-opportunity employer committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic as outlined by federal, state, or local laws. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, compensation, benefits, training, and apprenticeship. Epsilon3 makes hiring decisions based solely on qualifications, merit, and business needs at the time.

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